.index_01{
    height: 400px;width: 400px;
    margin:auto; 
    position: absolute;top: 0;
    left: 0;right: 0;bottom: 0;
    border-radius: 50%; 
    background-color: rgba(50,150,550,0.5);
    font-family:宋体;
 }
 div.k1 {
     margin-top:55px;
     margin-left:auto;
     margin-right:auto;
     max-width: 400px;
     background: #D2E9FF;
     padding: 20px 20px 20px 20px;
     color: #666;
 }
 h1 {
     font: 24px "Trebuchet MS", Arial, Helvetica, sans-serif;
     padding: 10px 10px 10px 20px;
     display: block;
     background: #C0E1FF;
     border-bottom: 1px solid #B8DDFF;
     margin: -20px -20px 15px;
     }
 h1>span {
     display: block;
     font-size: 14px;
 }
 label {
     display: block;
     margin: 0px 0px 5px;
 }
 label>span {
     float: left;
     width: 22%;
     text-align: right;
     padding-right: 15px;
     margin-top: 10px;
     font-weight: bold;
 }
 textarea{
     height:100px;
     padding: 5px 0px 0px 5px;
     width: 70%;
 }
 .wrapper {
     width: 400px;
     margin: 0 auto;
 }
 .ds-post-main {
     position: relative;
     width: 300px;
     margin-left: auto;
     margin-right: auto;
 }
 .ds-comment-body {
     z-index: 1;
     position: relative;
     left: 0;
     background: #F0F0E3;
     padding: 15px 15px 15px 30px;
     color: #696A52;
     border-radius: 5px;
     box-shadow: 0 1px 2px rgba(0,0,0,.15), 0 1px 0 rgba(255,255,255,.75) inset;
 }
 .ds-comment-body {
     color: #696A52;
 }
 a {
     text-decoration: none;
 }